.zoom {width:100%; overflow:hidden;}
.zoom a {position:relative; float:left}
.thumb {
	margin: 5px;
}
.zoom a span { background-image:url(ic_zoom.png); background-repeat:no-repeat; width:52px; height:52px; display:none;
                  position:absolute; left:90px; top:35px;}
.zoom_v a span { background-image:url(ic_zoom_v.png); background-repeat:no-repeat; width:52px; height:52px; display:none;
                  position:absolute; left:90px; top:35px;}                  